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Amino acid mutations in neutralizing epitopes of the putative S protein of 4 PEDV strains from this study compared with CV777.
| Strain | Position of Amino Acid Point Mutation in Major Neutralizing Epitopes | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 522 | 526 | 528 | 532 | 554 | 599 | 610 | 617 | 640 | 771 | |
| CV777 | A | L | S | V | T | G | A | L | I | I |
| HN2021 | S | H | G | I | S | S | E | F | V | F |
| CH-HNYY-18 | S | H | G | I | S | S | E | F | V | F |
| CH-SXWS-18 | S | H | G | I | S | S | E | F | V | F |
| CH-HNKE-16 | S | H | G | I | S | S | E | F | V | F |
